iron extraction from the earth diagram

Hematite - Wikipedia

Hematite, also spelled as haematite, is a common iron oxide with a formula of Fe 2 O 3 and is widespread in rocks and soils. Hematite forms in the

Chemistry for Kids: Elements - Iron

The Earth's core is mostly made up of an iron-nickel alloy. Iron also makes up about 5% of the Earth's crust where it is the fourth most abundant el

ore | National Geographic Society

Ore is a deposit in Earth's crust of one or more valuable minerals. The most valuable ore deposits contain metals crucial to industry and trade, like coppe

How do we extract minerals? - USGS.gov

The primary methods used to extract minerals from the ground are: Underground miningSurface (open pit) miningPlacer mining The location and shape of the d

extraction of metals - introduction

An ore is any naturally-occurring source of a metal that you can economically extract the metal from. Aluminium, for example, is the most common

Iron processing | Britannica

Iron processing, use of a smelting process to turn the ore into a form from which products can be fashioned.Included in this article also is a discussion of

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